240540162321 has 16 divisors (see below), whose sum is σ = 354350726784. Its totient is φ = 144365109504.

The previous prime is 240540162319. The next prime is 240540162329. The reversal of 240540162321 is 123261045042.

It is not a de Polignac number, because 240540162321 - 2¹ = 240540162319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (240540162329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102530866 + ... + 102533211.

It is an arithmetic number, because the mean of its divisors is an integer number (22146920424).

Almost surely, 2^240540162321 is an apocalyptic number.

It is an amenable number.

240540162321 is a deficient number, since it is larger than the sum of its proper divisors (113810564463).

240540162321 is a wasteful number, since it uses less digits than its factorization.

240540162321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205064120.

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 240540162321 in words is "two hundred forty billion, five hundred forty million, one hundred sixty-two thousand, three hundred twenty-one".